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107 lines
4.6 KiB
107 lines
4.6 KiB
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
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<!-- /home/espenr/tmp/qt-3.3.8-espenr-2499/qt-x11-free-3.3.8/src/table/qtable.cpp:1656 -->
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<html>
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
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<title>table/bigtable/main.cpp Example File</title>
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<style type="text/css"><!--
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a:link { color: #004faf; text-decoration: none }
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body { background: #ffffff; color: black; }
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--></style>
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</head>
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<body>
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<table border="0" cellpadding="0" cellspacing="0" width="100%">
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<tr bgcolor="#E5E5E5">
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<td valign=center>
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<a href="index.html">
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<font color="#004faf">Home</font></a>
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<font color="#004faf">All Classes</font></a>
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<td align="right" valign="center"><img src="logo32.png" align="right" width="64" height="32" border="0"></td></tr></table><h1 align=center>table/bigtable/main.cpp Example File</h1>
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<pre>/****************************************************************************
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** $Id: qt/main.cpp 3.3.8 edited Jan 11 14:37 $
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**
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** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved.
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**
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** This file is part of an example program for TQt. This example
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** program may be used, distributed and modified without limitation.
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**
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*****************************************************************************/
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#include <<a href="qapplication-h.html">ntqapplication.h</a>>
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#include <<a href="qtable-h.html">ntqtable.h</a>>
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// Table size
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const int numRows = 1000000;
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const int numCols = 1000000;
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class MyTable : public <a href="ntqtable.html">TQTable</a>
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{
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public:
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MyTable( int r, int c ) : <a href="ntqtable.html">TQTable</a>( r, c ) {
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<a name="x1291"></a> items.<a href="tqptrcollection.html#setAutoDelete">setAutoDelete</a>( TRUE );
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widgets.<a href="tqptrcollection.html#setAutoDelete">setAutoDelete</a>( TRUE );
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setCaption( tr( "A 1 Million x 1 Million Cell Table" ) );
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setLeftMargin( fontMetrics().width( "W999999W" ) );
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}
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void resizeData( int ) {}
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<a name="x1286"></a> <a href="qtableitem.html">TQTableItem</a> *item( int r, int c ) const { return items.<a href="ntqintdict.html#find">find</a>( indexOf( r, c ) ); }
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<a name="x1288"></a> void setItem( int r, int c, TQTableItem *i ) { items.<a href="ntqintdict.html#replace">replace</a>( indexOf( r, c ), i ); }
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<a name="x1287"></a> void clearCell( int r, int c ) { items.<a href="ntqintdict.html#remove">remove</a>( indexOf( r, c ) ); }
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void takeItem( <a href="qtableitem.html">TQTableItem</a> *item )
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{
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items.<a href="tqptrcollection.html#setAutoDelete">setAutoDelete</a>( FALSE );
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<a name="x1294"></a><a name="x1293"></a> items.<a href="ntqintdict.html#remove">remove</a>( indexOf( item-><a href="qtableitem.html#row">row</a>(), item-><a href="qtableitem.html#col">col</a>() ) );
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items.<a href="tqptrcollection.html#setAutoDelete">setAutoDelete</a>( TRUE );
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}
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void insertWidget( int r, int c, TQWidget *w ) { widgets.<a href="ntqintdict.html#replace">replace</a>( indexOf( r, c ), w ); }
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<a href="tqwidget.html">TQWidget</a> *cellWidget( int r, int c ) const { return widgets.<a href="ntqintdict.html#find">find</a>( indexOf( r, c ) ); }
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void clearCellWidget( int r, int c )
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{
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<a name="x1289"></a> <a href="tqwidget.html">TQWidget</a> *w = widgets.<a href="ntqintdict.html#take">take</a>( indexOf( r, c ) );
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if ( w )
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<a name="x1290"></a> w-><a href="tqobject.html#deleteLater">deleteLater</a>();
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}
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private:
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<a href="ntqintdict.html">TQIntDict</a><TQTableItem> items;
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<a href="ntqintdict.html">TQIntDict</a><TQWidget> widgets;
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};
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// The program starts here.
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int main( int argc, char **argv )
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{
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<a href="ntqapplication.html">TQApplication</a> app( argc, argv );
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MyTable table( numRows, numCols );
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app.<a href="ntqapplication.html#setMainWidget">setMainWidget</a>( &table );
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<a name="x1292"></a> table.<a href="tqwidget.html#show">show</a>();
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return app.<a href="ntqapplication.html#exec">exec</a>();
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}
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</pre><!-- eof -->
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<p><address><hr><div align=center>
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<table width=100% cellspacing=0 border=0><tr>
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<td>Copyright © 2007
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<a href="troll.html">Trolltech</a><td align=center><a href="trademarks.html">Trademarks</a>
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<td align=right><div align=right>TQt 3.3.8</div>
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</table></div></address></body>
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</html>
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